Top 5 Things to Look for in a Peptide Testing Laboratory

Peptide Testing Laboratory

When working with synthetic or therapeutic peptides, choosing the right peptide testing laboratory can make or break your project. Whether you’re checking peptide purity, confirming the structure is correct, or preparing regulatory submissions, you need a lab that gives accurate, reproducible, and reliable results.

ResolveMass Laboratories Inc. is a well-known peptide testing laboratory based in Canada, offering validated peptide testing and characterization services supported by scientific accuracy, advanced tools, and years of experience.

Learn more about our peptide characterization services in Canada.


1. Proven Expertise in Peptide Testing

The peptide testing laboratory you choose must have strong scientific knowledge in both analytical chemistry and peptide biochemistry. Look for:

  • Skilled chemists and analysts with backgrounds in peptide synthesis and purification
  • Experience with therapeutic, cyclic, linear, and modified peptides
  • Capability to interpret complex chromatograms and mass spectrometry results

At ResolveMass, our team has worked on over 1,000 peptide characterization projects for clients across biotech, academia, and pharma sectors.

🔗 Explore our peptide characterization techniques to see how we bring peptide science to life.


2. Advanced Equipment and Validated Methods

A world-class peptide testing laboratory must use advanced instrumentation like:

  • Reverse-phase HPLC with UV/Vis and DAD detection
  • LC-MS/MS and MALDI-TOF for molecular mass confirmation
  • Capillary electrophoresis for charged peptide separations

At ResolveMass, all testing protocols are checked and approved according to ICH guidelines to meet regulatory standards and global acceptance. Our HPLC methods are tailored based on peptide hydrophobicity, sequence, and modifications.

Need to verify purity or profile unknown impurities? Learn how our characterization methods support even the most challenging peptide types.


3. Comprehensive Data Reporting and Regulatory Support

High-quality data alone isn’t enough—a trustworthy peptide testing laboratory must provide complete, audit-ready documentation.

ResolveMass delivers:

  • Detailed CoAs (Certificate of Analysis)
  • Method validation reports
  • Impurity profiling and quantification
  • Batch-wise comparison studies
  • Regulatory submission-ready data sets (FDA, EMA, Health Canada)

Visit our service page to understand how we support regulatory filings with confidence.


4. Fast Turnaround and Transparent Communication

Speed matters—especially in fast-moving R&D environments. Your peptide testing laboratory must balance high quality with quick results.

At ResolveMass, we guarantee:

  • Standard turnaround: 5–7 business days
  • Rush service: within 48 hours
  • Real-time communication with scientific advisors
  • Online sample tracking and secure result sharing

We understand your timelines and treat your peptides as if they were our own. That’s how we’ve earned the trust of clients worldwide.


5. Real-World Results: Case Study from ResolveMass

Case Study: Peptide API Purity Analysis for Clinical Trial Submission

Client: Biopharma startup in Ontario
Goal: Confirm >98% purity of a 10-mer therapeutic peptide for Phase I IND filing

Approach:

  • RP-HPLC analysis (C18 column, 0.1% TFA gradient)
  • UV detection at 214 nm
  • LC-MS/MS confirmation of molecular mass
  • Impurity quantification and degradation profiling

Outcome:

  • Final purity: 98.6%
  • 2 minor impurities detected (<0.3%)
  • Full CoA, raw data, and validation report delivered in 6 business days

Thanks to our fast and accurate peptide testing, the client met regulatory timelines and secured trial approval.


Choosing a Peptide Testing Laboratory: Summary Checklist

Before selecting your lab, ask:
✅ Do they have validated HPLC/MS protocols for peptides?
✅ Do they support regulatory submissions?
✅ Are turnaround times clearly communicated?
✅ Do they have proven experience with different peptide formats?
✅ Do they offer detailed impurity profiles and degradation analysis?

If the answer is yes, you’re likely in good hands. ResolveMass checks every box—and then some.


Contact ResolveMass – Your Trusted Peptide Testing Laboratory

Ready to partner with Canada’s top peptide testing laboratory? Let our science empower your next discovery.


Frequently Asked Questions (FAQs)

1. What is a peptide testing laboratory?

A peptide testing laboratory is a facility equipped to analyze peptide samples for purity, structure, sequence, and impurities using methods like HPLC, LC-MS, and electrophoresis (special electric tests).

2. Why is peptide testing important?

Testing makes sure that the peptide meets required purity standards, works as expected in research or therapeutic settings, and follows regulatory expectations.

3. What methods are used for peptide testing?

HPLC (reverse-phase), LC-MS/MS, MALDI-TOF, UV spectroscopy, and capillary electrophoresis are common methods used in a peptide testing laboratory.

4. How long does peptide testing take?

ResolveMass provides results in 5–7 business days, with faster services available in 48 hours for many peptide types.

5. Can I test peptides with modifications?

Yes. ResolveMass supports analysis of PEGylated, acetylated, phosphorylated, amidated, and other chemically modified peptides.

6. What purity level is acceptable for peptides?

Research peptides usually need >90% purity, while therapeutic-grade peptides often demand ≥98%.

7. Do you offer impurity profiling?

Yes. We quantify and identify major and minor impurities using approved HPLC and mass spectrometry protocols.

8. What sample amount is required for testing?

We generally require 1–2 mg of peptide, but we can work with lower quantities for sensitive assays.

9. Is regulatory data included in your reports?

Absolutely. All documentation provided by ResolveMass is suitable for FDA, EMA, and Health Canada filings.

10. How do I submit a peptide for testing?

Start by contacting us here. We’ll guide you through sample submission, documentation, pricing, and turnaround options.


Final Thoughts

Selecting the right peptide testing laboratory is key to making sure your data is accurate, meets regulatory guidelines, and gives you confidence in your scientific research. With world-class equipment, deep scientific knowledge, and personalized support, ResolveMass Laboratories Inc. is Canada’s trusted partner for peptide testing.

Ready to elevate your peptide testing?
Get in touch through our Contact Page to start your next project.

References:

  1. https://www.eurofins.com/biopharma-services/product-testing/testing-services-by-modality/peptides/

2. https://www.solvias.com/expertise/biologics/peptides-analytical-services/

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